String + various spaces

String+Typography.swift

extension String {
    // NARROW NO-BREAK SPACE
    // Unicode: U+202F, UTF-8: E2 80 AF
    static let narrowNoBreakSpace = "\u{202F}"
    
    //MEDIUM MATHEMATICAL SPACE
    //Unicode: U+205F, UTF-8: E2 81 9F
    static let mediumMathematicalSpace = "\u{205F}"
    
    //HAIR SPACE
    //Unicode: U+200A, UTF-8: E2 80 8A
    static let hairSpace = "\u{200A}"
    
    //THIN SPACE
    //Unicode: U+2009, UTF-8: E2 80 89
    static let thinSpace = "\u{2009}"
    
    //PUNCTUATION SPACE
    //Unicode: U+2008, UTF-8: E2 80 88
    static let punctuationSpace = "\u{2008}"
    
    //FIGURE SPACE
    //Unicode: U+2007, UTF-8: E2 80 87
    static let figureSpace = "\u{2007}"
    //
    //NO-BREAK SPACE
    //Unicode: U+00A0, UTF-8: C2 A0
    static let noBreakSpace = "\u{00A0}"
    
    //EN SPACE
    //Unicode: U+2002, UTF-8: E2 80 82
    static let enSpace = "\u{2002}"
    
    //EM SPACE
    //Unicode: U+2003, UTF-8: E2 80 83
    static let emSpace = "\u{2003}"
    
    //THREE-PER-EM SPACE
    //Unicode: U+2004, UTF-8: E2 80 84
    static let threePerEmSpace = "\u{2004}"
    
    //FOUR-PER-EM SPACE
    //Unicode: U+2005, UTF-8: E2 80 85
    static let fourPerEmSpace = "\u{2005}"
    
    //SIX-PER-EM SPACE
    //Unicode: U+2006, UTF-8: E2 80 86
    static let sixPerEmSpace = "\u{2006}"
}